National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

    Vulnerabilities Detail

CVE-2015-7256 Detail

Current Description

ZyXEL NWA1100-N, NWA1100-NH, NWA1121-NI, NWA1123-AC, and NWA1123-NI access points; P-660HN-51, P-663HN-51, VMG1312-B10A, VMG1312-B30A, VMG1312-B30B, VMG4380-B10A, VMG8324-B10A, VMG8924-B10A, VMG8924-B30A, and VSG1435-B101 DSL CPEs; PMG5318-B20A GPONs; SBG3300-N000, SBG3300-NB00, and SBG3500-N000 small business gateways; GS1900-8 and GS1900-24 switches; and C1000Z, Q1000, FR1000Z, and P8702N project models use non-unique X.509 certificates and SSH host keys.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 5.9 MEDIUM
Vector: AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N (V3 legend)
Impact Score: 3.6
Exploitability Score: 2.2

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None

CVSS v2.0 Severity and Metrics:

Base Score: 4.3 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:P/I:N/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.6

Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): None
Availability (A): None
Additional Information:
Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.kb.cert.org/vuls/id/566724 Third Party Advisory US Government Resource
http://www.zyxel.com/support/announcement_SSH_private_key_and_certificate_vulnerability.shtml Vendor Advisory

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:zyxel:nwa1100-n_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:nwa1100-n:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:o:zyxel:nwa1100-nh_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:nwa1100-nh:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 3 ( hide )
 cpe:2.3:o:zyxel:nwa1121-ni_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:nwa1121-ni:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 4 ( hide )
 cpe:2.3:o:zyxel:nwa1123-ac_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:nwa1123-ac:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 5 ( hide )
 cpe:2.3:o:zyxel:nwa1123-ni_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:nwa1123-ni:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 6 ( hide )
 cpe:2.3:o:zyxel:p-660hn-51_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:p-660hn-51:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 7 ( hide )
 cpe:2.3:o:zyxel:p-663hn-51_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:p-663hn-51:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 8 ( hide )
 cpe:2.3:o:zyxel:vmg1312-b10a_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:vmg1312-b10a:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 9 ( hide )
 cpe:2.3:o:zyxel:vmg1312-b30a_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:vmg1312-b30a:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 10 ( hide )
 cpe:2.3:o:zyxel:vmg1312-b30b_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:vmg1312-b30b:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 11 ( hide )
 cpe:2.3:o:zyxel:vmg4380-b10a_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:vmg4380-b10a:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 12 ( hide )
 cpe:2.3:o:zyxel:vmg8324-b10a_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:vmg8324-b10a:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 13 ( hide )
 cpe:2.3:o:zyxel:vmg8924-b10a_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:vmg8924-b10a:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 14 ( hide )
 cpe:2.3:o:zyxel:vmg8924-b30a_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:vmg8924-b30a:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 15 ( hide )
 cpe:2.3:o:zyxel:vsg1435-b101_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:vsg1435-b101:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 16 ( hide )
 cpe:2.3:o:zyxel:pmg5318-b20a_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:pmg5318-b20a:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 17 ( hide )
 cpe:2.3:o:zyxel:sbg3300-n000_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:sbg3300-n000:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 18 ( hide )
 cpe:2.3:o:zyxel:sbg3300-nb00_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:sbg3300-nb00:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 19 ( hide )
 cpe:2.3:o:zyxel:sbg3500-n000_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:sbg3500-n000:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 20 ( hide )
 cpe:2.3:o:zyxel:gs1900-8_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:gs1900-8:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 21 ( hide )
 cpe:2.3:o:zyxel:gs1900-24_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:gs1900-24:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 22 ( hide )
 cpe:2.3:o:zyxel:c1000z_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:c1000z:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 23 ( hide )
 cpe:2.3:o:zyxel:q1000_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:q1000:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 24 ( hide )
 cpe:2.3:o:zyxel:fr1000z_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:fr1000z:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 25 ( hide )
 cpe:2.3:o:zyxel:p8702n_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:zyxel:p8702n:-:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2015-7256
NVD Published Date:
09/27/2017
NVD Last Modified:
10/11/2017